hostile intent
hostile intention

There was now no doubt about its hostile intent!

The first hint of hostile intent, and you're weapons free.

Whatever the strange craft might be, their hostile intent was obvious.

Why did he assume it had some hostile intent?

The sub at once seemed to betray a hostile intent.

You have to look for the person with hostile intent.

Now there's no longer doubt of their hostile intent.

"As a first step," it said, "the two sides stated that neither government would have hostile intent toward the other."

If you come any closer, we will assume hostile intent and fire.

So, the hostile intent seems to be fairly clear.